CN110740919B - Push-dispense and/or dosing element for dispensing and/or dosing a medium, in particular a composite heavy-fluid mixture - Google Patents

Push-dispense and/or dosing element for dispensing and/or dosing a medium, in particular a composite heavy-fluid mixture Download PDF

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Publication number
CN110740919B
CN110740919B CN201880038760.8A CN201880038760A CN110740919B CN 110740919 B CN110740919 B CN 110740919B CN 201880038760 A CN201880038760 A CN 201880038760A CN 110740919 B CN110740919 B CN 110740919B
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China
Prior art keywords
push
flexible insert
dispensing
medium
pushing
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CN110740919A (en
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博简.帕夫尼克
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Bo JianPafunike
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Bo JianPafunike
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05BSPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B1/00Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
    • B05B1/02Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to produce a jet, spray, or other discharge of particular shape or nature, e.g. in single drops, or having an outlet of particular shape
    • B05B1/08Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to produce a jet, spray, or other discharge of particular shape or nature, e.g. in single drops, or having an outlet of particular shape of pulsating nature, e.g. delivering liquid in successive separate quantities ; Fluidic oscillators
    • B05B1/083Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to produce a jet, spray, or other discharge of particular shape or nature, e.g. in single drops, or having an outlet of particular shape of pulsating nature, e.g. delivering liquid in successive separate quantities ; Fluidic oscillators the pulsating mechanism comprising movable parts
    • B05B1/086Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to produce a jet, spray, or other discharge of particular shape or nature, e.g. in single drops, or having an outlet of particular shape of pulsating nature, e.g. delivering liquid in successive separate quantities ; Fluidic oscillators the pulsating mechanism comprising movable parts with a resiliently deformable element, e.g. sleeve
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05BSPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B1/00Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
    • B05B1/30Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages
    • B05B1/3033Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages the control being effected by relative coaxial longitudinal movement of the controlling element and the spray head
    • B05B1/308Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages the control being effected by relative coaxial longitudinal movement of the controlling element and the spray head the controlling element comprising both a lift valve and a deflector
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01FMEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F11/00Apparatus requiring external operation adapted at each repeated and identical operation to measure and separate a predetermined volume of fluid or fluent solid material from a supply or container, without regard to weight, and to deliver it
    • G01F11/02Apparatus requiring external operation adapted at each repeated and identical operation to measure and separate a predetermined volume of fluid or fluent solid material from a supply or container, without regard to weight, and to deliver it with measuring chambers which expand or contract during measurement
    • G01F11/08Apparatus requiring external operation adapted at each repeated and identical operation to measure and separate a predetermined volume of fluid or fluent solid material from a supply or container, without regard to weight, and to deliver it with measuring chambers which expand or contract during measurement of the diaphragm or bellows type
    • G01F11/088Apparatus requiring external operation adapted at each repeated and identical operation to measure and separate a predetermined volume of fluid or fluent solid material from a supply or container, without regard to weight, and to deliver it with measuring chambers which expand or contract during measurement of the diaphragm or bellows type using a deformable conduit-like element
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B61RAILWAYS
    • B61KAUXILIARY EQUIPMENT SPECIALLY ADAPTED FOR RAILWAYS, NOT OTHERWISE PROVIDED FOR
    • B61K3/00Wetting or lubricating rails or wheel flanges

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  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)
  • Lubricants (AREA)

Abstract

A push-dispense and/or dosing element for dispensing a medium, in particular a Compound Heavy Fluid Compound (CHFC) or a plurality thereof, solves the technical problem of the implementation of a push-dispense and/or dosing element that will have no sliding and/or moving parts or that will have a limited number of said sliding and/or moving parts substantially exposed to a medium, preferably CHFC or a plurality thereof, by using a flexible cartridge that behaves differently during the pushing of the CHFC and that behaves differently during the pumping of said CHFC out of a tank holding it.

Description

Push-dispense and/or dosing element for dispensing and/or dosing a medium, in particular a composite heavy-fluid mixture
Technical Field
Railway technology.
Background
Technical problem
When dispensing and/or dosing heavy media with a high proportion of solid, abrasive particles (known by the acronym CHFC, composite heavy fluid mixture), the sliding and moving parts of the push-dispensing and/or dosing element may be damaged in a short time. This implies high maintenance costs and production interruptions. The technical problem is therefore to achieve a push-dispensing and/or dosing element which has no sliding and/or moving parts, or which will have a limited number of said sliding and/or moving parts essentially exposed to the medium, preferably to the CHFC, or to a plurality thereof.
Prior Art
In the prior art, there are dispensing elements which function on the principle that the dispensing medium, which is usually a lubricant but may also be another fluid, usually an abrasive, flows through the dispensing element and is simultaneously in contact with the dispensing element. Since these push-dispensing and/or dosing elements are precisely coupled, the content of abrasive solid particles can cause excessive play or jamming of the push elements in a very short time.
Disclosure of Invention
Description of the novel solution
The flexible push-dispense and/or dosing element solves the above technical problem with a flexible insert that exhibits different behaviour during pushing of the CHFC and different behaviour during pumping of said CHFC out of the tank in which it is housed.
Push-dispensing and/or dosing element for a medium, such as a composite dense medium mixture (CHFC) or a plurality thereof, characterized in that it comprises pushing means, preferably a pushing pin, which travels between a first position, preferably a lower portion, in which the flexible insert is maximally deformed with a minimum internal volume, and a second position, preferably an upper portion, in which the flexible insert is minimally deformed and has a maximum internal volume, and furthermore, during the pumping of the medium, preferably the CHFC, from its reservoir, which is preferably outside the flexible push-dispensing and/or dosing element, into a compressed volume, which is a through hole made in the flexible insert, the flexible insert remains substantially undeformed, this through hole is preferably bounded above on one side by the pushing means, preferably a pushing pin, and on the other side by a one-way valve, preferably below, wherein the pumping (expelling) is performed by the pushing means, preferably a pushing pin, moving from the second position to the first position, and the flexible insert abuts around its periphery against the housing of the push-dispense and/or dosing element, which is deformed during the pushing action of the pushing means, preferably a pushing pin, on the upper flange of the push-dispense and/or dosing element, so that the through hole narrows and a pre-dosed quantity of medium, preferably CHFC, is expelled through the one-way valve due to the reduction of the internal volume.
The medium according to the invention may be selected from the group comprising complex heavy fluid mixtures, lubricants, materials for increasing friction.
The flexible insert according to the invention may be constrained on one side, preferably the upper part, by a flange, preferably an upper ground flange, and on the other side by a flange, preferably a lower ground flange, to maintain a substantially uniform deformation of said flexible insert.
The push-dispense and/or dosing element optionally comprises a one-way valve to prevent the medium (preferably CHFC) from returning to the compression volume.
Method for dispensing and/or dosing a medium, preferably CHFC, by means of a push-dispensing and/or dosing element, comprising the steps of:
the pushing means preferably push the lifting of the pin in the direction from the flexible insert, said vacuum referring to a pressure lower than the pressure in said reservoir, due to the vacuum generated, said lifting pumping the medium (preferably CHFC) from the reservoir (preferably outside the reservoir) into the compression volume, which is essentially a through hole through the flexible insert, said through hole being limited on one side (preferably above) by the pushing means (preferably pushing the pin) and on the other side (preferably below) by the one-way valve;
the pushing means preferably push the pushing of the pin towards the flexible insert, which deforms said flexible insert due to the increased pressure generated, reducing the volume of the compression volume and thus expelling said medium, preferably CHFC, from the push-dispensing and/or dosing element through the one-way valve.
Drawings
In the following, the solution is further explained by means of embodiments and drawings, which form a part of the description and which provide:
fig. 1 shows the suction part of the cycle, which provides a pushing means, preferably a pushing pin (1), preferably a pushing pin membrane (2), a flexible insert membrane (2.1), a flexible insert (3), an upper flange of the flexible insert (3.1), a lower flange of the flexible insert (3.2), a compression volume (4), a one-way valve (5), a pushing means, preferably a pushing pin driver (6);
fig. 2 shows the discharge part of the cycle, which provides a pushing means, preferably a pushing pin (1), preferably a pushing pin membrane (2), a flexible insert membrane (2.1), a flexible insert (3), an upper flange of the flexible insert (3.1), a lower flange of the flexible insert (3.2), a compression volume (4), a one-way valve (5), a pushing means, preferably a pushing pin driver (6).
Detailed Description
This embodiment provides a movement of the medium, preferably CHFC, by pushing-dispensing and/or dosing in such a way that the discharge of said medium, preferably CHFC, comprised in the compression volume (4) is performed by the flexible insert (3). The flexible insert (3) having two flanges, preferably of metal (3.1, 3.2), is of an elastic material, preferably of rubber, synthetic rubber or the like. The flexible insert (3) is constrained on the periphery in such a way that it cannot be deformed on the periphery, for example by buckling or the like. A pushing means, preferably a pushing pin (1), acts on the flexible insert (3) in such a way that the flexible insert (3) is compressed and deformed inside the compression volume (4). During the pressing of the pushing means, preferably the pushing pin (1), in this embodiment moving downwards, the size of the compression volume (4) decreases and the decrease of the volume of the compression volume (4) defines the amount of the medium, preferably CHFC, to be expelled from the push-dispense and/or dosing element.
The draining step is provided in fig. 2 and shows the media, preferably CHFC, draining from the flexible insert. In this embodiment, the pin membrane (2) and the flexible insertion membrane (2.1) are preferably pushed by a pushing means, which preferably pushes the guide of the pin (1) separate from and outside the media, preferably the CHFC volume. The pushing means, preferably a pushing pin membrane (2), is also provided for the pushing means, preferably a pushing pin (1), to return after it has completed pushing and both the suction and discharge steps of the pumping cycle are completed. Thus, a pushing means, preferably a pushing pin (1), is provided outside the volume of the medium, preferably CHFC, thereby avoiding the abrasive properties of said medium, preferably CHFC. The propulsion means is preferably provided in any prior art manner for the propulsion pin drive (6), for example by means of an outer core (outer) driven by an electric motor, an electromagnetic drive, a pneumatic drive or the like. The non-return valve (5) prevents the return of material into the compression volume (4).
Push-dispensing and/or dosing element for a medium, such as a compound heavy fluid mixture (CHFC), or a plurality thereof, characterized in that it comprises a flexible insert (3) having a through hole substantially defining a compression volume (4), further comprising pushing means, preferably a pushing pin (1), operating between a first position, preferably a lower position, in which the deformation of said flexible insert (3) causes the internal volume of said compression volume (4) to be smaller than the internal volume of the flexible insert (3) in its undeformed form, and a second position, preferably an upper position, in which said flexible insert (3) is minimally deformed or undeformed, causing said compression volume (4) to have a larger internal volume than said flexible insert (3) in its deformed form, further comprising a reservoir of a medium, preferably CHFC, preferably outside the push-dispense and/or dosing element, the compression volume (4) being located between the push means, preferably upper, on one side, preferably a push pin (1), and the discharge orifice, preferably a one-way valve (5), preferably lower, on the other side, wherein the pumping cycle comprises a pumping step for pumping the medium, preferably CHFC, to the compression volume (4) and a discharging step for pumping the medium, preferably CHFC, from the compression volume (4) to a location where the medium, preferably CHFC, is needed, wherein the pumping step is performed by movement of the push means, preferably a push pin (1), from a first position to a second position, and wherein the discharging step is performed by movement of the push means, preferably a push pin (1), from the second position to a first position, wherein the flexible insert (3) is arranged within the housing of the push-dispense and/or dosing element in such a way that deformation of the outer circumference of the flexible insert (3) is substantially prevented, and that deformation of the through-hole of the flexible insert (3) is arranged such that during the pushing action of the pushing means, preferably the pushing pin (1), on the flexible insert (3), the volume of the through-hole is reduced and a pre-dosed amount of medium, preferably CHFC, is discharged through the discharge orifice, preferably the one-way valve (5), due to the reduction of the inner volume.
The flexible insert (3) according to this embodiment is constrained on one side, preferably upper, with a flange, preferably an upper ground flange (3.1), and on the other side with a flange, preferably a lower ground flange (3.2), so as to substantially maintain a uniform deformation of said flexible insert (3).
Push-dispense and/or dosing element, wherein the discharge orifice is a one-way valve (5) to prevent the return of medium, preferably CHFC, into the compression volume (4).
The push-dispense and/or dosing element according to the invention may further comprise one or more push means, preferably a push pin (1), one or more flexible inserts (3), one or more push means, preferably a push pin membrane (2), one or more flexible insert membranes (2.1), one or more push means, preferably a push pin driver (6).
A flexible insert (3) constrained between the upper flange (3.1) and the lower flange (3.2) can expel about the same amount of medium, preferably CHFC or a plurality thereof, in each pumping cycle comprising a suction and a discharge step.
The push-dispensing and/or dosing element according to the invention may further comprise pushing means, preferably a pushing pin membrane (2), which separates the inner and outer parts of said pushing means, preferably a pushing pin (1); the inner part comprises a chamber containing a medium, preferably CHFC, or a plurality thereof, and the outer part comprises a driver (6) with a guide for guiding the pushing means, preferably pushing pin (1), to allow the pushing means, preferably pushing pin (1), to move towards and away from the flexible insert (3) during a pumping cycle.
The push-dispensing and/or dosing element according to the invention may further comprise a flexible insert membrane (2.1) to prevent medium, preferably CHFC, or a plurality thereof, from entering the periphery of said flexible insert (3), mainly to prevent the abrasive properties of said medium, preferably CHFC, or a plurality thereof, from having an influence on said periphery of said flexible insert (3), but also to prevent loss of said medium, preferably CHFC, or a plurality thereof. The push-dispense and/or dosing element according to the invention may further comprise pushing means, preferably pushing pin (1) or a plurality thereof, to allow controlled fluctuation of the medium, preferably CHFC, or a plurality thereof, through said flexible insert (3).
The method of dispensing and/or dosing a medium, preferably CHFC or a plurality thereof, comprises the steps of:
-the pushing means preferably push the lifting of the pin (1) in a direction away from the flexible insert (3), which vacuum means a pressure lower than the pressure in the reservoir due to the vacuum generated, which lifting pumps the medium, preferably CHFC, from the reservoir, preferably outside the reservoir, into the compression volume (4) essentially a through-hole through the flexible insert (3), which through-hole is limited on one side, preferably upper, by the pushing means preferably push the pin (1), and on the other side, preferably lower, by the discharge orifice, preferably a one-way valve (5);
-the pushing means preferably push the pushing of the pin (1) towards the flexible insert (3), which deforms said flexible insert (3) due to the reduced pressure generated, reducing the volume of the compression volume (4) and thus expelling said medium, preferably CHFC, from the push-dispensing and/or dosing element through the outlet orifice, preferably the one-way valve (5).
The method according to the invention is carried out by using push-dispense and/or dosing elements as described herein.

Claims (13)

1. Push-dispensing and/or dosing element for dispensing and/or dosing one or more media, characterized in that it comprises a flexible insert (3) having a through hole substantially defining a compressed volume (4), and a pushing means which travels between a first position in which said flexible insert (3) is deformed resulting in said compressed volume (4) having an inner volume smaller than the inner volume of said flexible insert (3) in its undeformed form, and a second position in which said flexible insert (3) is minimally deformed or undeformed resulting in said compressed volume (4) having an inner volume larger than the inner volume of said flexible insert (3) in its deformed form, and a media reservoir external to said push-dispensing and/or dosing element, said compression volume (4) being located between said pushing means on one side and an outlet orifice on the other side, wherein a pumping cycle comprises a suction step for pumping said medium into said compression volume (4) and an outlet step for pumping said medium from said compression volume (4) to a location where the medium is needed, wherein said suction step is performed by said pushing means moving from said first position to said second position, and wherein said outlet step is performed by said pushing means moving from said second position to said first position, wherein said flexible insert (3) is arranged within the housing of said push-dispensing and/or dosing element in such a way that a deformation of the outer circumference of said flexible insert (3) is substantially prevented, and the deformation of the through-hole of the flexible insert (3) is arranged such that, in pushing the pushing means to act on the flexible insert (3), the volume of the through-hole is reduced and a pre-metered amount of medium is expelled through the discharge orifice due to the reduced internal volume.
2. Push-dispensing and/or dosing element according to claim 1, wherein the discharge orifice is a one-way valve (5) and the medium reservoir is a complex heavy fluid mixture reservoir.
3. Push-dispensing and/or dosing element according to claim 1, wherein the flexible insert (3) is constrained on one side by a flange being an upper flange (3.1) and on the other side by a flange being a lower flange (3.2), so as to maintain a substantially uniform deformation of the flexible insert (3).
4. Push-dispensing and/or dosing element according to claim 1, wherein said discharge orifice is a one-way valve (5) to prevent the return of medium into said compression volume (4).
5. Push-dispensing and/or dosing element according to any of the preceding claims 1-4, further comprising one or more pushing means being a pushing pin (1), one or more flexible inserts (3), one or more pushing means being a pushing pin membrane (2), one or more flexible insert membranes (2.1), one or more pushing means being a pushing pin driver (6).
6. Push-dispensing and/or dosing element according to claim 3, wherein the flexible insert (3) constrained between the upper flange (3.1) and lower flange (3.2) is able to expel by each pumping cycle substantially the same quantity of one or more media, said pumping cycle comprising a suction and a discharge step.
7. Push-dispensing and/or dosing element according to any of the previous claims from 1 to 4, 6, further comprising pushing means being a pushing pin membrane (2) which separates the inner and outer parts of said pushing means being a pushing pin (1); the inner part comprises a chamber containing the one or more media, while the outer part comprises a push pin driver (6) with a guide for guiding the push pin (1) to allow the push pin (1) to move towards and away from the flexible insert (3) during a pumping cycle.
8. Push-dispensing and/or dosing element according to any of the previous claims 1-4, 6, further comprising a flexible insert membrane (2.1) to prevent one or more media from entering the outer periphery of the flexible insert (3), preventing the abrasive properties of the one or more media from having an influence on the periphery of the flexible insert (3), but also preventing the loss of one or more media.
9. Push-dispensing and/or dosing element according to any of the previous claims 1-4, 6, further comprising one or more pushing means being pushing pins (1) to allow controlled fluctuation of one or more media through the flexible insert (3).
10. Push-dispensing and/or dosing element according to any of the previous claims 1-4, 6, wherein said medium is selected from the group comprising a complex heavy fluid mixture, a lubricant, a material for increasing friction.
11. A method of dispensing and/or dosing media comprising the steps of:
-providing a push-dispense and/or dosing element for a medium comprising a flexible insert (3) having a through hole substantially defining a compression volume (4), further comprising pushing means, further comprising a reservoir for said medium;
-a lifting of the pushing means in a direction away from the flexible insert (3), the vacuum meaning a pressure lower than the pressure in the reservoir due to a vacuum created, the lifting pumping the medium from outside the reservoir into the compression volume (4) which is a through hole through the flexible insert (3) limited on one side being an upper part by the pushing means and on the other side being a lower part by a discharge orifice;
-a pushing of the pushing means towards the flexible insert (3) which, due to the increased pressure generated, deforms said flexible insert (3) reducing the volume of the compression volume (4) and thus expelling the medium from the push-dispensing and/or dosing element through the outlet orifice.
12. The method according to claim 11, wherein the medium is a complex heavy fluid mixture, the pushing means is a pushing pin (1) and the discharge orifice is a one-way valve (5).
13. Method according to claim 11 or 12, using a push-dispensing and/or dosing element according to any of claims 1-10.
CN201880038760.8A 2017-06-14 2018-06-13 Push-dispense and/or dosing element for dispensing and/or dosing a medium, in particular a composite heavy-fluid mixture Active CN110740919B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SIP-201700170 2017-06-14
SI201700170A SI25455A (en) 2017-06-14 2017-06-14 Flexible antidosing element for grease pushing, preferably for hard fluid composite compounds (chfc)
PCT/SI2018/050018 WO2018231156A1 (en) 2017-06-14 2018-06-13 A pushing-dispensing and/or dosing element for dispensing and/or dosing of medium, in particular composite heavy fluid compound (chfc)

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CN110740919A CN110740919A (en) 2020-01-31
CN110740919B true CN110740919B (en) 2021-10-15

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US (1) US10906051B2 (en)
EP (1) EP3526096B1 (en)
CN (1) CN110740919B (en)
ES (1) ES2900588T3 (en)
HU (1) HUE059312T2 (en)
PL (1) PL3526096T3 (en)
RU (1) RU2742324C1 (en)
SI (2) SI25455A (en)
WO (1) WO2018231156A1 (en)

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US1923449A (en) * 1928-12-29 1933-08-22 Railway Maintenance Corp Lubricator
US1899767A (en) * 1929-04-26 1933-02-28 Railway Maintenance Corp Lubricator
CN1565395A (en) * 2003-06-20 2005-01-19 林冠谷 Unbinded animal tissue filling device
CN2637766Y (en) * 2003-08-02 2004-09-01 王华跃 Flow quantity regulatable hydraulic diaphragm metering pump
US20100102093A1 (en) * 2008-10-29 2010-04-29 Korea Institute Of Machinery & Materials Hollow Actuator-Driven Droplet Dispensing Apparatus
CN106163947A (en) * 2013-12-06 2016-11-23 拜耳消费者保健股份公司 For distributing the allotter of flowable materials

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US10906051B2 (en) 2021-02-02
SI3526096T1 (en) 2022-02-28
CN110740919A (en) 2020-01-31
EP3526096A1 (en) 2019-08-21
PL3526096T3 (en) 2022-01-24
US20200129994A1 (en) 2020-04-30
RU2742324C1 (en) 2021-02-04
WO2018231156A4 (en) 2019-02-07
SI25455A (en) 2018-12-31
EP3526096B1 (en) 2021-10-27
ES2900588T3 (en) 2022-03-17
HUE059312T2 (en) 2022-11-28
WO2018231156A1 (en) 2018-12-20

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